Table 2

Pre- and posttest differences by gender and group.

PRETESTPOSTTESTPre- and posttest differences 
BoysGirlsBoysGirlsBoysGirls


Mean (SD)Mean (SD)Mean (SD)Mean (SD)Value of pValue of p
10 x 10 (s)Control31.86 (3.08)34.43 (2.86)31.34 (2.98)33.33 (3.26).097.001***
Experimental32.25 (3.13)33.78 (3.98)31.44 (3.12)33.07 (3.89).005**.019*
Value of p.752.595.940.832
Javelin throw (m)Control11.54 (2.76)6.88 (2.01)1.79 (2.14)8.18 (2.73).622.007**
Experimental9.22 (3.65)6.94 (1.83)10.27 (3.44)7.87 (2.37).027*.065
Value of p.025*.950.146.760
Triple jump (m)Control4.31 (0.46)3.85 (0.88)4.40 (0.57)4.10 (0.69).485.017*
Experimental4.15 (0.74)3.71 (0.54)4.10 (0.90)3.70 (0.72).587.910
Value of p.537.587.296.150
Medicine ball throw (m)Control5.18 (1.46)4.00 (0.86)5.63 (1.56)4.20 (0.83).164.503
Experimental5.36 (1.18)4.21 (1.28)4.96 (1.28)4.13 (1.36).170.792
Value of p.681.643.166.878
Lateral jumping (rep.)Control28.15 (9.15)24.44 (8.82)27.77 (9.20)25.31 (8.73).796.514
Experimental24.81 (9.93)26.57 (8.73)21.06 (13.07)23.57 (11.20).007**.040*
Value of p.334.528.100.660
SASControl3.97 (0.52)4.11 (0.77)3.78 (0.48)4.23 (0.47).249.417
Experimental4.08 (0.57)4.17 (0.52)4.19 (0.44)4.30 (0.45).463.409
Value of p.622.806.020*.697
IPAControl4.15 (0.69)4.24 (0.58)4.18 (0.77)4.11 (0.60).882.503
Experimental4.34 (0.70)4.01 (0.75)4.46 (0.60)4.30 (0.50).503.155
Value of p.473.374.234.411
FunControl4.13 (0.68)3.83 (0.67)4.10 (0.73)4.10 (0.71).857.170
Experimental4.20 (0.67)3.95 (0.79)4.24 (0.56)4.20 (0.84).839.243
Value of p.796.645.585.717
Note: rep. = repetitions; m = metres; SAS = interpersonal style of autonomy support; IPA = intention to be physically active
*p < .05; **p < .01; ***p < .001